Standard Ignition ALS3156 ABS Wheel Speed Sensor - Front Right

ABS Wheel Speed Sensor for Subaru Front Right

Standard Ignition ALS3156 is a front right ABS wheel speed sensor for select Subaru Legacy and Subaru Outback models. It restores wheel speed signal input to the anti-lock brake system, helping the vehicle monitor wheel rotation accurately during braking.

Key Features

• ABS wheel speed sensor for the wheel mounting location
• Bolt-on attachment with a single bolt hole
• 32.5-inch wiring harness included
• 1 rectangular connector with male connector gender and female terminals
• Black finish with 2 terminals and blade-style terminal type
• Mounts at the front right position on select Subaru Legacy and Subaru Outback applications

Fitment Details

• Fits 2015-2019 Subaru Legacy, front right.
• Fits 2015-2019 Subaru Outback, front right.

Product Description

Standard Ignition ALS3156 is built for vehicles that rely on a precise wheel speed signal for ABS operation. This front right ABS wheel speed sensor mounts at the wheel with a bolt-on design and includes the wiring harness for a direct replacement-style installation. It is a practical choice for Subaru Legacy and Subaru Outback models from 2015 through 2019, including common search needs such as Subaru Legacy front right ABS wheel speed sensor and Subaru Outback front right wheel speed sensor replacement. The ALS3156 part number is also a useful reference when matching the correct sensor for these applications.

This part cross-references 27540AL00A and ABS3156 for the same application.

Common Issues This Part Addresses

• ABS warning light caused by a failed wheel speed sensor
• Erratic or missing wheel speed signal at the front right wheel
• Brake system fault codes related to wheel speed input
• Loss of anti-lock brake function from sensor signal interruption
• Damaged connector or harness at the wheel end

Installation Notes and Tips

Verify the front right mounting location before installation and compare the connector shape, terminal count, and harness length to the original part. Clean the mounting surface and inspect the tone ring, hub area, and wiring path for damage before securing the new sensor. Confirm the connector locks fully and route the harness away from moving suspension components.

Quality Assurance

Standard Ignition supplies replacement electrical and sensor components for automotive service applications. ALS3156 is built to match the listed fitment and connection style for the specified Subaru Legacy and Subaru Outback vehicles.